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Finding the Fourth Proportional to 24,026.40, 36,050.40 and 8,455.20

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Solution

The fourth proportional to 24,026.40, 36,050.40 and 8,455.20 is: 12,686.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,026.40 : 36,050.40 = 8,455.20 : x
  2. Step 2: Convert to fraction form
    24,026.40/36,050.40 = 8,455.20/x
  3. Step 3: Cross multiply
    24,026.40x = 36,050.40 × 8,455.20
  4. Step 4: Simplify right side
    24,026.40x = 304,813,342.08
  5. Step 5: Solve for x
    x = 304,813,342.08/24,026.40
  6. Step 6: Final answer
    x = 12,686.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.